Voir Adventures of Sonic the Hedgehog, Season 1, Vol. 1 - Episode 23

When Hacker, an adolescent mole computer whiz steals a super-intelligence program from Robotnik's computer, Sonic has to protect him, smashing Grounder to pieces. But when Grounder puts himself together, he accidentally installs the intelligence program. Now that Grounder is a genius, he invents a petrifying ray, turns Sonic to stone, and Hacker and Tails come to the rescue